9690415

Touch Screen Display Device

PublishedJune 27, 2017
Assigneenot available in USPTO data we have
InventorsJoo-Hyung LEE
Technical Abstract

Patent Claims
11 claims

Legal claims defining the scope of protection, as filed with the USPTO.

1

1. A touch-responsive and image displaying device, comprising: a touch screen panel or layer; a display panel or layer; a smart IC including a first logic unit configured to control and/or drive the touch screen panel/layer and a second logic unit configured to control and/or drive the display panel/layer; a display driver which is thermally distanced from the smart IC and is configured to receive from the second logic unit, processed display data that has been processed by the second logic unit, the display driver being configured to also receive from the second logic unit, a driving signal for synchronizing driving of the display panel; an application processor for bilaterally transmitting data to and receiving data from the smart IC, wherein the display driver is only connected to the application processor indirectly by way of the smart IC such that control signals for driving the display panel produced by the application processor are processed by the smart IC as an intermediary; and a power supply unit configured to provide high voltage power supply signals for driving the display panel, wherein the smart IC is configured to control the power supply unit to provide the high voltage power supply signals to the display driver without channeling the high voltage power supply signals through the smart IC.

2

2. The device of claim 1 , wherein the smart IC comprises: a receiving unit and a transmitting unit configured to respectively receive and to transmit a touch signal or a display signal; a memory unit including at least one memory of a first memory kind configured to store the display data and a second memory used by at least one logic unit of the first and second logic units; and a touch processor for processing at least the touch signal.

3

3. The device of claim 2 , wherein the smart IC is a memory built-in type IC where the first and second logic units and the memory unit are disposed in a same monolithically integrated chip.

4

4. The device of claim 2 , wherein the smart IC is a multichip package type IC including a chip in which the first and second logic units are mounted and a chip in which the memory unit is mounted.

5

5. The device of claim 2 , wherein the touch processor is realized by a touch/display multiprocessor driven in a time-division method of processing the touch signal in a first period and processing the display signal in a second period different from the first period.

6

6. The device of claim 1 , wherein the display driver comprises a timing controller for receiving the processed display data and the driving signal from the smart IC and driving the display panel to correspond to the processed display data and the driving signal.

7

7. The device of claim 6 , wherein the display driver further comprises at least one analog part.

8

8. The device of claim 1 , wherein the second logic unit comprises at least one of an algorithm and a gamma circuit configured to process the display signal.

9

9. The device of claim 1 , wherein the second logic unit comprises at least one algorithm of a group including an algorithm for digital driving and an algorithm for improving picture quality.

10

10. The device of claim 1 , wherein the first logic unit comprises an algorithm configured to process the touch signal.

11

11. The device of claim 1 , wherein the application processor receives the processed touch signal from the smart IC and supplies the display signal to the smart IC.

Patent Metadata

Filing Date

Unknown

Publication Date

June 27, 2017

Inventors

Joo-Hyung LEE

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Cite as: Patentable. “TOUCH SCREEN DISPLAY DEVICE” (9690415). https://patentable.app/patents/9690415

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